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/*
* DSI utilities
*
* Copyright (C) 2010-2023 Sebastiano Vigna
*
* This program and the accompanying materials are made available under the
* terms of the GNU Lesser General Public License v2.1 or later,
* which is available at
* http://www.gnu.org/licenses/old-licenses/lgpl-2.1-standalone.html,
* or the Apache Software License 2.0, which is available at
* https://www.apache.org/licenses/LICENSE-2.0.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE.
*
* SPDX-License-Identifier: LGPL-2.1-or-later OR Apache-2.0
*/
package it.unimi.dsi.bits;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
public class RawFixedLongTransformationStrategyTest {
@Test
public void testGetBoolean() {
final TransformationStrategy<Long> rawFixedLong = TransformationStrategies.rawFixedLong();
BitVector p = rawFixedLong.toBitVector(Long.valueOf(0));
for(int i = Long.SIZE; i-- != 0;) assertFalse(p.getBoolean(i));
p = rawFixedLong.toBitVector(Long.valueOf(0xDEADBEEFDEADF00DL));
for(int i = Long.SIZE; i-- != 0;) assertTrue(p.getBoolean(i) == ((0xDEADBEEFDEADF00DL & 1L << i) != 0));
}
@Test
public void testGetLong() {
final TransformationStrategy<Long> rawFixedLong = TransformationStrategies.rawFixedLong();
final BitVector p = rawFixedLong.toBitVector(Long.valueOf(0xDEADBEEFDEADF00DL));
for(int from = Long.SIZE; from-- != 0;)
for(int to = Long.SIZE; from < to--;)
assertTrue(p.getLong(from, to) == LongArrayBitVector.wrap(new long[] { 0xDEADBEEFDEADF00DL }).getLong(from, to));
}
}
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